Waste cotton fabric derived porous carbon containing Fe3O4/NiS nanoparticles for electrocatalytic oxygen evolution
Shan Jianga, Hao Shaoa, Genyang Caob, Han Lia, Weilin Xua, Jingliang Lia, Jian Fanga,c,*(), Xungai Wanga,*()

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Fig. 6.. (a) Current-time curve of Fe3O4/NiS@CC catalyst at 1.58 V, (b) OER polarization curves for Fe3O4/NiS@CC catalyst before and after i-t measurements without iR compensation.